/*不换行*/
.no-wrap(){
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

/*扩展点击区域*/
.extend-click(){
  position: relative;
  &:before{
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
  } 
}
.scale(@scale){
  -webkit-transform: scale(@scale);
  -ms-transform: scale(@scale);
  -o-transform: scale(@scale);
  transform: scale(@scale);
}